ADTRAN 4200659L1, 4175043L2, 4200659L5, 4200659L8, 4200659L2 Power Supply And Source Recovery Mode

Models: 1200287L1 1200291L1 1200657L2 4200659L4 4200659L6 4200659L3 4200659L7 4200659L2 4200659L8 4200659L5 4175043L2 4200659L1

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POWER SUPPLY AND SOURCE RECOVERY MODE

Chapter 8. Power Loss Recovery

POWER SUPPLY AND SOURCE RECOVERY MODE

In this mode, two power supply cards are installed and are connected to two individual power sources. The MX2800 STS-1 handles any combination of power source or power supply failure.

Much like the backup design for the controller cards, the MX2800 STS-1 is able to internally re-route the power source if a power supply card and the opposite power source fail. For example, in the illustration given in Figure 8-3, failed POWER SOURCE A is connected to functional CARD A and functional POWER SOURCE B is connected to failed CARD B. In this case, the MX2800 STS-1 automatically connects POWER SOURCE B to CARD A.

This configuration is only available with DC power supplies.

STS-1

Figure 8-3. Power Supply and Source Failure Recovery Mode

8-4

MX2800 STS-1 User Manual

61200659L1-1

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ADTRAN 4200659L1 Power Supply And Source Recovery Mode, This configuration is only available with DC power supplies